Manitowoc Grove RT765E-2 Operator's Manual
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Manitowoc Grove RT765E-2 Operator's Manual

Manitowoc Grove RT765E-2 Operator's Manual

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Grove RT765E-2
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Summary of Contents for Manitowoc Grove RT765E-2

  • Page 1 Grove RT765E-2 Operator Manual...
  • Page 3 An untrained operator subjects himself and others to death or serious injury. Do not operate this crane unless: • You are trained in the safe operation of this crane. Manitowoc is not responsible for qualifying personnel. • You read, understand, and follow the safety and operating recommendations contained in the crane manufacturer’s manuals and...
  • Page 4 WARNING California Proposition 65 Breathing diesel engine exhaust exposes you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. • Always start and operate the engine in a well-ventilated area. • If in an enclosed area, vent the exhaust to the outside.

  • Page 5: Table Of Contents

    RT765E-2 TABLE OF CONTENTS TABLE OF CONTENTS See end of this manual for Alphabetical Index SECTION 1 ........Introduction General .
  • Page 6 TABLE OF CONTENTS RT765E-2 Crane Inspection ..........2-23 Electrocution Hazard .
  • Page 7 RT765E-2 TABLE OF CONTENTS Skylight Wiper and Wiper Motor ........3-4 Skylight Sunscreen .
  • Page 8 TABLE OF CONTENTS RT765E-2 Swing Brake Control Switch ......... 3-13 Axle Differential Lock Control Switch (Optional) .
  • Page 9 RT765E-2 TABLE OF CONTENTS Stowing and Parking ..........3-41 Unattended Crane.
  • Page 10 TABLE OF CONTENTS RT765E-2 THIS PAGE BLANK TOC-6...

  • Page 11: Section 1

    If you are the new owner of a Grove crane, please register it which the rear axle is mounted, to provide axle oscillation. with Manitowoc Crane Care so we have the ability to contact Axle oscillation lockout is automatic when the superstructure you if the need arises.

  • Page 12: Vibration Level Test Results

    0.5 m/s/s for Whole Body Whenever contacting your local Grove distributor or Vibration exposure and are less than 2.5 m/s/s for Hand Manitowoc Crane Care have the serial number of the crane Arm Vibration exposure when measured according to available.
  • Page 13 RT765E-2 OPERATOR MANUAL INTRODUCTION 7671-1 FIGURE 1-2 7671-2 FIGURE 1-2 continued GROVE Published 9-04-2014, Control # 364-10...
  • Page 14 INTRODUCTION RT765E-2 OPERATOR MANUAL Item Description Item Description Fuel Tank (Tier 4 engines require Low Sulphur Fuel only!) Boom Nose Sheaves Crane Steps Boom Boom Pivot Pin Work Lights Hydraulic Valves and Swing Motor Cover Swingaway Extension Air Conditioning Components Auxiliary Boom Nose Windshield Washer Fluid Container Boom Extension...

  • Page 15: Crane Dimensions

    RT765E-2 OPERATOR MANUAL INTRODUCTION CRANE DIMENSIONS For overall dimensions of the crane, refer to Figure 1-3. 13607 mm (44 ft 7.7 in) 5562 mm 8045 mm (218.97 in) (316.75 in) 3603 mm (11 ft 10 in 3334 mm (131.25 in) FIGURE 1-3 GROVE Published 9-04-2014, Control # 364-10...

  • Page 16: List Of Specifications

    INTRODUCTION RT765E-2 OPERATOR MANUAL LIST OF SPECIFICATIONS Engine Cummins QSB 6.7 General Type ... . .4 cycle, Diesel, Turbocharged Model ..... RT765E-2 Series Number of Cylinders .

  • Page 17: Hoists

    RT765E-2 OPERATOR MANUAL INTRODUCTION Pump #3 Max. Permissible Line Pull (6x36) ......16,800 lb (74.7 kN) Type .
  • Page 18 INTRODUCTION RT765E-2 OPERATOR MANUAL THIS PAGE BLANK Published 9-04-2014, Control # 364-10...

  • Page 19: Section 2

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION SECTION 2 SAFETY INFORMATION SECTION CONTENTS Safety Messages......2-2 Environmental Protection.

  • Page 20: Safety Messages

    All damaged parts must be repaired or replaced as authorized CAUTION by your Grove distributor and/or Manitowoc Crane Care. Without the safety alert symbol, identifies hazards that could result in property damage if the message is ignored.

  • Page 21: Operator Information

    Fax: 717-593-5152 maintenance and repair of the crane. E-mail: product.safety@manitowoc.com OPERATOR QUALIFICATIONS OPERATOR INFORMATION Qualified person is defined as one who by reason of You must read and understand this Operator Manual and knowledge, training and experience is thoroughly familiar the Load Chart before operating your new crane.

  • Page 22: Operational Aids

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL An untrained operator subjects himself and others to death assure that repair or recalibration is accomplished as soon or serious injury. as is reasonably possible. If immediate repair or recalibration of an operational aid is not possible and there are You must not operate this crane unless: exceptional circumstances which justify continued short-term use of the crane when operational aids are inoperative or...

  • Page 23: Anti-Two-Blocking Device

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION upon these electronic aids in place of good operating Two-blocking can be prevented. Operator awareness of the practices can cause an accident. hazards of two-blocking is the most important factor in preventing this condition. An Anti-Two-Block System is Know the weight of all loads and always check the capacity intended to assist the operator in preventing dangerous two- of the crane as shown on the Load Chart before making...

  • Page 24: Crane Stability/Structural Strength

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL CRANE STABILITY/STRUCTURAL Before swinging the superstructure over the side when the outriggers are retracted, check for backwards stability under STRENGTH the sub-section titled Model Specific Information later in this To avoid death or serious injury, make sure that the crane is section.

  • Page 25: Load Charts

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Work Site Prior to any operation, you must inspect the entire work site, including ground conditions, where the crane will travel and operate. Make sure that the surfaces will support a load greater than the crane’s weight and maximum capacity. Be aware of all conditions that could adversely effect the stability of the crane.

  • Page 26: Wind Speeds

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Table 2-1 Beaufort Wind Scale Maximum Wind Speed Beaufort Visible Indicator Description km/h Number Effects of wind as observed on land Zero (0) Calm Calm; smoke rises vertically Smoke drift indicates wind direction. Leaves and wind vanes Light Air are stationary.
  • Page 27 RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Simplified Method to Determine Maximum Permissible Wind Speed Determine 3-Second Gust 0.14 V(z) = [(z/10) + 0.4]v [m/s] Wind Speed at boom tip, 0.14 V(z) = [(z/33) + 0.4]v [mph] V(z) 13.4 m/s < V(z) < 20.1 m/s V(z) >...
  • Page 28 SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Determination of 3-second wind gust speed at boom Size and Shape of the load: tip height: These rated capacities are also based on the assumption that the Wind Resistance Area of load, Awr is not more The following example illustrates how to calculate 3-second (load) wind gust speed at boom tip height based on mean wind...
  • Page 29 RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Calculation of Projected Wind Area (Ap) Wind Wind = 8 m = 24 m 25 ft 25 ft Wind Wind 10 ft 3 ft = 75 ft = 250 ft 10 ft 3 ft 8384-1 FIGURE 2-2 Determining Wind Drag Coefficient (Cd) Table 2-2 shows the typical Shapes and corresponding Wind...
  • Page 30 SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Table 2-2 Wind Drag Coefficient Shape 1.1 to 2.0 0.3 to 0.4 0.6 to 1.0 0.8 to 1.2 0.2 to 0.3 0.05 to 0.1 Turbine Blade or Complete Rotor Approximately 1.6 8384-2 Maximum Permissible Wind Speed If the wind resistant area of the load Awr is greater than (load)
  • Page 31 RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Rated Load Chart Example - Metric 8383-1 FIGURE 2-3 Grove 2-13 Published 4-09-2021, Control # 364-11...
  • Page 32 SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Table 2-4 Example-Capacity Reduction Factors for Wind Speed V(z) Greater than 13.4 m/s - Metric (Only for lifting with main boom on fully extended outriggers, with or without stowed extension) For wind speed V(z) (3-second gust speed at boom tip height) V(z) > 13.4 m/s ≤ 20.1 m/s, the Reduced Capacity shall be calculated by multiplying the Published Rated Capacity by the following factors: Main Boom Length in Meters Wind Speed...
  • Page 33 RT765E-2 OPERATOR MANUAL SAFETY INFORMATION At wind speeds greater than 13.4 m/s, it is not permissible to Load example 1.3a: lift a load greater than 12,040 kg, even if the wind resistance With large wind resistance area of the load Awr (load) area of the load is less than 14.45 m •...
  • Page 34 SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Refer to the above Lifting Limits at wind speed V(z) Ratio = 1.37 > 13.4 m/s and ≤ 20.1 m/s. Comparing the load and wind resistant area to the allowable: From (Table 2-5), the maximum permissible wind speed at •...
  • Page 35 RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Rated Load Chart Example - Non-metric 8382-1 FIGURE 2-4 Grove 2-17 Published 4-09-2021, Control # 364-11...
  • Page 36 SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Table 2-6 Example-Capacity Reduction Factors for Wind Speed V(z) Greater than 30 mph - Non-metric (Only for lifting with main boom on fully extended outriggers, with or without stowed extension) For wind speed Vz (3-second gust speed at boom tip height) is greater > 30> mph ≤ 45 mph, the Reduced Capacity shall be calculated by multiplying the Published Rated Capacity by the following factors: Main Boom Length in Feet Wind Speed...
  • Page 37 RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Example, wind speeds greater than 13.4 m/s is NOT Load example 2.3a: permissible to lift a load greater than 20,160 lb, even if the With large wind resistance area of the load Awr (load) wind resistance area of the load is less than 119 ft •...

  • Page 38: Lifting Operations

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Refer to the above Lifting Limits at wind speed V(z) Do not overload the crane by exceeding the capacities > 30 mph and ≤ 45 mph. Comparing the load and wind shown on the appropriate Load Chart. Death or serious resistant area to the allowable: injury could result from the crane tipping over or failing structurally from overload.

  • Page 39: Multiple Crane Lifts

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Multiple Crane Lifts 1926.753(e)(2) Components of the multiple lift rigging assembly shall be specifically designed and assembled with Multiple crane lifts are not recommended. a maximum capacity for total assembly and for each individual attachment point. This capacity, certified by the Any lift that requires more than one crane must be precisely manufacturer or a qualified rigger, shall be based on the planned and coordinated by a qualified person.

  • Page 40: Counterweight

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Outrigger Lift Off • The anti-two-block system shall be installed and inspected to confirm that it is active to monitor both hoist Regarding “lifting” of an outrigger pad during craning lines. activities, be advised that the rated loads for these cranes, •...

  • Page 41: Crane Equipment

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION • The combined weight of the driver or extractor, piling, showing inspections were performed on the crane leads, attachments, etc., shall not exceed 80% of the during the time it was used for pile driving or extraction. published load chart values for on-outriggers operation.

  • Page 42: Set-Up And Operation

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Crane operation is dangerous when close to an energized The safest way to avoid electrocution is to stay away from electrical power source. Exercise extreme caution and electrical power lines and electrical power sources. prudent judgement. Operate slowly and cautiously when in It is not always necessary to contact a power line or power the vicinity of power lines.

  • Page 43: Electrocution Hazard Devices

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION boom nose and a small portion of the boom. Performance of boom cages and boom guards is limited by their physical size, insulating characteristics, and operating environment (e.g. dust, dirt, moisture, etc.). The insulating characteristics of these devices can be compromised if not kept clean, free of contamination, and undamaged.

  • Page 44: Special Operating Conditions And Equipment

    Thoroughly inspect the hoist rope and all points of stations, etc.) contact on the crane. Should the distributor not be immediately available, contact Manitowoc Crane Care. The • Near high-frequency switching stations crane must not be returned to service until it is thoroughly •...

  • Page 45: Personnel Handling

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION PERSONNEL HANDLING • The crane operator and occupants have been instructed in the recognized hazards of personnel platform lifts. The American Society of Mechanical Engineers published • The crane is in proper working order. the American National Standard entitled, Personnel Lifting Systems, ASME B30.23: •...

  • Page 46: Environmental Protection

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL The following standards and regulations regarding personnel Always perform a function check after repairs have been handling are available by mail at the following addresses: made to ensure proper operation. Load tests should be performed when structural or lifting members are involved. •...

  • Page 47: Lubrication

    To relieve hydraulic pressure, stop the engine, turn the ignition switch to RUN and move the • Consult with Manitowoc Crane Care to determine if load hydraulic controls in both directions several times. testing is required after a structural repair is performed.

  • Page 48: Hoist Rope

    Hoist rope may be purchased by contacting • If an operator hoists the hook block up or down too fast Manitowoc Crane Care. when reeved with multiple parts of line and no hook load, the wire rope can bird cage and damage the rope.
  • Page 49 RT765E-2 OPERATOR MANUAL SAFETY INFORMATION ASME and similar organizations. See the Service Broken wires; number and location. Manual for inspection procedures. Reduction in diameter. When inspecting ropes and attachments, keep all parts Rope stretch (elongation). of your body and clothing away from rotating hoist drums and all rotating sheaves.

  • Page 50: Sheaves

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Batteries When using a wedge socket • Always inspect socket, wedge, and pin for correct size Battery electrolyte must not be allowed to contact the skin or and condition. eyes. If this occurs, flush the contacted area with water and consult a doctor immediately.

  • Page 51: General Maintenance

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Remove the ECM power fuse. Remove negative battery cables. Remove positive capacitor cable. • Do not short across the capacitor posts to check charge. Short circuit will cause capacitor terminal damage. Spark or flame could cause capacitor explosion. •...
  • Page 52 SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Before traveling a crane, check suitability of proposed route with regard to crane height, width, and length. WARNING Never back up without the aid of a signal person to verify the Crushing Hazard! area behind the crane is clear of obstructions and/or personnel.

  • Page 53: Work Practices

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Slopes Do not walk on a surface if slip-resistant material is missing or excessively worn. Pick and carry on level surfaces only. Do not use the top of the boom as a walkway. Refer to the Operation Section for more detailed information on traveling on slopes.

  • Page 54: Working

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Working Operate the crane only from the operator’s seat. Do not reach in a window or door to operate any controls. Operator shall be responsible for all operations under his/her Operate the crane slowly and cautiously, looking carefully in direct control.

  • Page 55: Hand Signals

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Make sure good rigging practices are being used. Refuse to Do not subject crane to side loading. A side load can tip the use any poorly maintained or damaged equipment. Never crane or cause it to fail structurally. wrap the hoist cable around a load.
  • Page 56 SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Reprinted from ASME B30.5-2014, by permission of The American Society of Mechanical Engineers. All Rights Reserved. FIGURE 2-10 8496-3 2-38 Published 4-09-2021, Control # 364-11...

  • Page 57: Boom Extension

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION BOOM EXTENSION that it is not practical to lower the boom to the ground, we recommend the following additional instructions be followed: To avoid death or serious injury, follow the procedures in this • The crane should be left in the smallest, most stable, m a n u a l d u r i n g e r e c t i o n , s t o w a g e , a n d u s e o f t h e valid operational configuration that the job site boom extension.

  • Page 58: Temperature Effects On Hook Blocks

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL TEMPERATURE EFFECTS ON HOOK caution handling and operating these components in sub- zero temperatures, avoiding shock loading. BLOCKS In freezing weather, park the crane in an area where it The Hook Block Working Load Limit (WLL) is valid between cannot become frozen to the ground.

  • Page 59: Temperature Effects On Hydraulic Cylinders

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION TEMPERATURE EFFECTS ON HYDRAULIC movement of the boom may be undetected by the operator unless a load is suspended for a long period of time. To CYLINDERS minimize the effects of thermal contraction or “Stick-slip” it is Hydraulic oil expands when heated and contracts when recommended that the telescope control lever is activated cooled.
  • Page 60 SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Table 2-8: Boom Drift Chart (Cylinder length change in inches) Coeff. = 0.00043 (in / °F) STROKE Temperature Change (°F) (FT.) 0.26 0.52 0.77 1.03 1.29 1.55 1.81 2.06 2.32 2.58 0.52 1.03 1.55 2.06 2.58 3.10 3.61...

  • Page 61: Stability

    • Perform the inspections outlined in this publication for overloads up to 50%. • Stop operating the crane and contact Manitowoc Crane Care immediately for overloads of 50% and higher. NOTE: If your crane is equipped with CraneSTAR, an overload warning will be posted to the web site for review by the crane owner.

  • Page 62: Boom Inspection

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Boom Inspection 9, 10 3, 4 9, 10 2-44 Published 4-09-2021, Control # 364-11...
  • Page 63 RT765E-2 OPERATOR MANUAL SAFETY INFORMATION NOTE: The following checklist includes all features that can be found on Grove cranes. Your crane may not have some features. Overload less than 25% Sheaves Inspect all for damage. Luffing Mechanism/ Inspect for damage/leaks. Cylinder Collar-wear Inspect all for damage.

  • Page 64: Superstructure Inspection

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Superstructure Inspection 9, 10 2-46 Published 4-09-2021, Control # 364-11...
  • Page 65 RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Overload less than 25% Lift Cylinder Inspect for leaking. Turntable See topic in Swing section of Check bolts for proper torque. Bearing Service Manual. See topic in Introduction section Wire Rope Inspect all for damage. of Service Manual.

  • Page 66: Carrier Inspection

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Carrier Inspection 5, 6 2-48 Published 4-09-2021, Control # 364-11...
  • Page 67 RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Overload less than 25% Jack Cylinders Inspect for leaking. Outrigger Inspect for deformation and cracked welds. Pads Overload from 25% to 49% Jack Cylinders Inspect for leaking. Outrigger Inspect for deformation and cracked welds. Pads Outrigger Inspect for deformation and cracked welds.
  • Page 68 SAFETY INFORMATION RT765E-2 OPERATOR MANUAL THIS PAGE BLANK 2-50 Published 4-09-2021, Control # 364-11...
  • Page 69 RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES SECTION 3 OPERATING CONTROLS AND PROCEDURES SECTION CONTENTS Controls and Indicators ..... 3-2 Engine Stop .

  • Page 70: Controls And Indicators

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Side Control Panel ......3-15 Buzzer ....... . . 3-18 Rated Capacity Limiter (RCL) and Work Rated Capacity Limiter (RCL) Emergency Override Area Definition System Control Panel .

  • Page 71: Turn Signal Lever And Windshield Wiper/Washer/Headlight /Horn Controls

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES tilt forward 30° or be raised vertically approximately 60 mm low speed and positioning the knob to II operates the wiper (2.5 in). It also includes the ignition switch and the CANbus at high speed. Positioning the knob to O turns the wiper gauge display (11) (Figure 3-2).

  • Page 72: Ignition Switch

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Test Mode Switch The Transmission Shift Lever (10) (Figure 3-2) is located on the right side of the steering column. The control lever The Test Mode Switch (7) (Figure 3-2) is used when operates the transmission selector valve electrically.

  • Page 73: Skylight Sunscreen

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Skylight Sunscreen Heater/Air Conditioner Fan Switch The Skylight Sunscreen (3, Figure 3-3) is used to diminish The Heater/Air Conditioner Fan Switch (1) (Figure 3-4) con- direct sunlight. The sunscreen is self retracting and can be trols the cab fan’s speed.

  • Page 74: Hoist Rotation Indicator Display

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL switch in the OFF position, operation of the high speed hoist Set up a safe area around the crane’s exhaust; remove tools, is also prevented. rags, grease or any debris from the engine exhaust area. As a warning, the light (1, Figure 3-5) below the exhaust pipe (2, Hoist Rotation Indicator Display Figure 3-5) will flash during regeneration.

  • Page 75: Steering Column Indicator And Gauge Display

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES STEERING COLUMN INDICATOR AND GAUGE DISPLAY As a system check, the indicators will come on for two seconds when the Ignition Switch is turned to the RUN position. FIGURE 3-6 Figure 3-6 Item Numbers Item Description Item...

  • Page 76: Swing Brake Engaged

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Transmission Warning Item Description The Transmission Warning Indicator (6) (Figure 3-6) is Battery Charge Indicator located in the steering column gauge display. It illuminates Voltmeter red during high transmission oil temperature conditions. A Tachometer warning buzzer will also sound.

  • Page 77: Lcd Display

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES LCD Display If this indicator light illuminates, note the fault code and see Engine Operator Manual. The LCD Display(12) (Figure 3-6) is located in the steering The Engine Warning Indicator may also illuminate with the column gauge display.

  • Page 78: Right Turn Signal Indicator

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Right Turn Signal Indicator amber for a period of time when the ignition switch is in the ON position. The engine should not be cranked until the The Right Turn Signal Indicator (16) (Figure 3-6) is located in Wait-To-Start light turns off.

  • Page 79: Low Fuel Level

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Low Fuel Level on to indicate the batteries are being drained and not being charged. The Low Fuel Level Indicator (27) (Figure 3-6) illuminates when the fuel level in the tank is nearing empty (15%). When Voltmeter this indicator comes on fuel should be added to the fuel tank The Voltmeter (battery gauge) (29) (Figure 3-6) is located in...

  • Page 80: Control Seat Assembly (Single Axis)

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL CONTROL SEAT ASSEMBLY (SINGLE AXIS) 7649-4 FIGURE 3-8 Main Hoist Control (Single Axis Option) Figure 3-8 Item Numbers Item Description The Main Hoist Control (1) (Figure 3-8) is located on the right armrest. The joystick, when placed forward, lowers the Main Hoist Control, Raise/ Lower cable.

  • Page 81: Telescope Or Auxiliary Hoist Control (Single Axis Option)

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES main hoist functions and de-energizes the Main Hoist High functions when the crane is not equipped with an auxiliary Speed Solenoid, resulting in low line speeds. hoist. When equipped with an auxiliary hoist, the lever controls swing and auxiliary hoist functions and telescope Telescope or Auxiliary Hoist Control (Single functions are controlled through a foot pedal.

  • Page 82: Axle Differential Lock Control Switch (Optional)

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Axle Differential Lock Control Switch HRI Display (Optional) The disp lay is loc at ed in the fro nt ov erhe ad pan el (Figure 3-9). The LED display illuminates to indicate the NOTE: The differential lock will only work when the crane current hoist in operation and which direction the hoist is...

  • Page 83: Seat Switch (Not Shown)

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Seat Switch (Not Shown) Item Description This switch is located in the seat. An operator must be sitting Ambient Temperature LED Indicator in the seat before the crane functions can be activated. (optional) Telescope Cylinder Charge Indicator (If SIDE CONTROL PANEL Equipped)

  • Page 84: 12V Receptacle

    Contact your local If the buzzer sounds and the indicator illuminates, the Grove distributor or Manitowoc Crane Care for assistance. operator should immediately telescope out slightly to manually charge the telescope cylinders, stop operation, Bubble Level Indicator then have the system repaired as necessary.

  • Page 85: Outrigger Control

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES OUTRIGGER CONTROL conjunction with the Outrigger Selector Switches (2,3,4,5 Figure 3-11) to control the outrigger functions. Outrigger Selector Switches There are four Outrigger Selector Switches (2,3,4,5 Figure 3-11) on the Outrigger Control Box. To extend or retract an outrigger component, first select the component with the Outrigger Selector Switch (2,3,4,5), then select extend or retract with the Extend/Retract Switch (6,7...

  • Page 86: Telescope Control Foot Pedal (Optional)

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL actuate the swing brake to slow or stop swing motion. • after the engine is started until the proper hydraulic oil Braking is proportional to pedal depression. With the pedal pressure is reached n o t d e p r e s s e d a n d t h e s w i n g b r a k e c o n t r o l v a l v e •...

  • Page 87: Rated Capacity Limiter (Rcl) Emergency Override Switch And Indicator (Ce Certified Cranes)

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Overriding the RCL with this switch should only be done in the case of an emergency or when servicing the boom. The indicator in the override switch will illuminate red and the RCL and A2B override indicators on the RCL display will flash to indicate the switch has been activated.

  • Page 88: Emergency Exit

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL position. The backup alarm is installed in the rear outrigger Hydraulic Reservoir and Filter box behind the grill plate. Check hydraulic fluid quantity level and filter condition indicator. Check breather for cleanliness and ensure it is Emergency Exit secure.

  • Page 89: Cold Weather Operation

    Grove distributor or Manitowoc Crane smooth operation. Shock loading shall be avoided. See Care. Cranes should have appropriate hydraulic oil,...
  • Page 90 (Grove part number 90037674). Contact an heater, and hydraulic reservoir heater are heating properly. authorized Grove distributor or Manitowoc Crane Care for additional assistance. To de-activate the heater, push the button at the heater control panel.

  • Page 91: Crane Warm-Up Procedures

    2-wheel drive only could cause Lubrication section of your crane’s Operator Manual, by transmission damage. contacting your local Grove distributor, or by contacting Manitowoc Crane Care directly). Grove 3-23 Published 4-09-2021, Control # 364-11...

  • Page 92: Above 95°C (200°F): No Crane Operation Is Allowed. Let Hydraulic Oil Cool By Running Engine At Idle With No Functions Actuated

    Warm-up Procedures: hydraulic pumps or motors, stop operation and engine Without operating the hoist function, warm the hydraulic immediately and contact a Manitowoc distributor. oil (see Hydraulic Oil System, page 3-24). • From 10°C to 4°C (50°F to 40°F): Crane operation with...
  • Page 93 RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES not attempt to charge them. Remove the battery(s) from the crane, allow them to thaw, and then charge the battery(s) to full capacity. “Slow charging” is preferred to “fast charging”. Fast charging saves time but risks overheating the battery(s). Slow charging at six (6) amps or less develops less heat inside the battery and breaks up the sulfate on the battery plates more efficiently to bring the battery up to full charge.
  • Page 94 OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL The Wait-to-Start lamp is illuminated during the preheat time that takes place when the Ignition switch is in the CAUTION ON position during cold weather starting. To minimize cranking time during cold weather starting, the engine Engine Damage Hazard! should not be cranked until the Wait-to-Start lamp turns If any warning light stays on or indicator(s) do not display...

  • Page 95: Transporting The Crane

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Transporting the Crane CAUTION CAUTION Machine Damage Hazard! Do not travel with an empty hook in a position where it can Machine Damage Hazard! swing freely (except where noted). Either remove the Dead end lug not to be used as tie down point for boom hook block and/or overhaul ball from the hoist cable(s) during transportation.
  • Page 96 OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL conditions. Traveling under the controlled conditions Traveling — Being Towed/Pulled specified in these guidelines, must be conducted with the Grove recommends connecting to a pintle hook (if equipped) utmost diligence and care to ensure the safety of all or evenly attaching to the tie-down lugs when being towed by personnel performing the operation and/or working around another vehicle.,...

  • Page 97: Traveling On Slopes

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES • Conduct all travel with the assistance of a ground person • No loads may be supported by the boom (i.e., no pick to warn the operator of any changing conditions in the and carry loads) while traversing a slope.
  • Page 98 OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Table 3-1 Fore and Aft Travel - No Load 0 - 15% 15 - 25% 25 - 29% 30% + Crane Condition (0 - 8.5°) (8.5 - 14°) (14 - 16.7°) (16.7° +) Yes, no restrictions Two-Wheel Drive up to 37 kph...
  • Page 99 RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES • Travel must be performed in a controlled fashion. • Limit main boom angle to a minimum of 0° and a maximum of 40°. • Do not exceed a speed of 15 mph. •...
  • Page 100 OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL • Position the boom over the front of the crane. Disengage the parking brake. • Engage the swing brake and turntable lock pin. Position the Drive Axle Switch to either two-wheel high or four-wheel low. •...
  • Page 101 RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES WARNING Unexpected Operation Hazard! Operate the rear steer ONLY at slow speeds for added job site maneuverability. 6402-1 Rear Wheel Front-Wheel Rear Wheel Steering Rear wheel steering is controlled by the Rear Steer Control Switch.
  • Page 102 OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Select gear speed and direction of travel using the Transmission Shift Lever and Knob. CAUTION Drive the crane as described under Traveling — Possible Machine Damage! Forward, page 3-32. When driving on hard, dry surfaces with the differentials Return the Drive Axle Selector Switch to the two-wheel locked, do not turn the wheels.

  • Page 103: General Crane Operation

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Release the Axle Differential Lock control Switch, rear axle does not lock or unlock properly, evaluate the allowing it to return to the unlocked position while lockout system and repair as necessary. maintaining a slow speed. General Crane Operation Let up momentarily on the Foot Throttle Pedal to relieve torque on the differential gearing, allowing the...
  • Page 104 OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL A boom extension capacity chart and notes are included to list the capacities for the extension length, load radius, and boom angle. Another section contains the notes for lifting capacities. Be sure to read and understand all the notes concerning lifting capacities.
  • Page 105 RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Crane Functions Setting the Outriggers DANGER Engage the Parking Brake. Tipping Hazard! All four outrigger beams must be deployed to one of three CAUTION positions before beginning operation, which include fully Avoid Crane Damage! retracted, mid-extend, or fully extended;...
  • Page 106 OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL NOTE: For cranes equipped with an Outrigger Monitoring System, outrigger positions are automatically monitored through the RCL. Refer to Outrigger Monitoring System (OMS) (Optional—Standard in North America), page 3-38. Outrigger Monitoring System (OMS) (Optional— Standard in North America) The Outrigger Monitoring System (OMS) aids the operator in accurately programming the Rated Capacity Limiter (RCL)
  • Page 107 RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Continue to retract the jack cylinders until they are fully Elevating the Boom retracted. Depress the desired Extension rocker switch on the Outrigger Selector panel and hold the outrigger DANGER Extension/Retraction rocker switch to RETRACT. The Crushing Hazard! appropriate outrigger beam should begin to retract.
  • Page 108 OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Hoist Speed Range Selection CAUTION Machine Damage! CAUTION Before extending the boom, ensure the large access cover on top of the boom base section is installed. Equipment Damage! When extending the boom, simultaneously let out the Do not change the hoist speed range with the hoist hoist cable to prevent two-blocking the boom nose and rotating.

  • Page 109: Stowing And Parking

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES To disable the tare function, the operator must switch power off and back on using the Ignition Key Switch. CAUTION NOTE: The tare function does not change nor override the Possible Machine Damage! value of the Actual Load, and does not affect the When defining virtual wall(s), always allow a safe working Rated Capacity Limiter (RCL) and its function...

  • Page 110: Unattended Crane

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Fully retract the boom and position it in the normal travel 13. Turn Battery Disconnect to OFF position (shown) if position. machine will be inactive for over 24 hours (Figure 3-22). Engage the swing brake and/or swing lock pin. Retract all jack cylinders and outrigger beams.

  • Page 111: General

    RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION SECTION 4 SET-UP AND INSTALLATION SECTION CONTENTS General ........4-1 Erecting and Stowing the Bi-fold Boom Extension .

  • Page 112: Working Position

    SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL Working Position Place the hoist access platform hand rail (1) (Figure 4-2) and step (2) (Fixed counterweight units only) into the working position: Pull out on the step locking pin (1) (Figure 4-2), slide the step (2) out to the working position and release the locking pin into the locking hole.

  • Page 113: Boom Cable Reeving

    If there are any questions, contact your local Grove Distributor or Manitowoc Crane Care Live End Do not mix components from different manufacturers. The selection, installation and use of a wedge socket assembly...
  • Page 114 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL Make sure the live-loaded side (Figure 4-6) of the rope is When using method A, place a wire rope clip around the directly in line with the ears of the socket and the dead end by clamping a short extra piece of rope to the rope direction of pull to which the rope will be subjected.
  • Page 115 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION Specialty Clip Specialty Wedge FIGURE 4-7 Grove Published 4-09-2021, Control # 364-11...
  • Page 116 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL Upper Boom To Hoist Nose Sheaves Bottom Boom Nose Sheaves Ball To Hoist SINGLE PART LINE TO HOIST 0° OFFSET 6415-1 Ball To Hoist To Hoist 25° OFFSET 6415-2 45° OFFSET 6415-3 SINGLE PART LINE USING BOOM EXTENSION FIGURE 4-8 Published 4-09-2021, Control # 364-11...
  • Page 117 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION Upper Boom Nose Sheaves To Main Hoist To Aux Hoist Bottom Boom Nose Sheaves Aux Nose Boom Nose Dead End To Main Hoist Upper Boom Nose Sheaves Ball Hookblock To Aux Hoist Sheaves FOUR PARTS LINE Bottom Boom Nose Sheaves Aux.
  • Page 118 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL Upper Boom Nose Sheaves To Main Hoist To Aux. Hoist Bottom Boom Nose Sheaves Aux. Nose Upper Boom Nose Sheaves To Main Hoist Ball Boom Nose Dead End To Aux. Hoist Hookblock Sheaves FOUR PARTS LINE Bottom Boom Nose Sheaves Boom Nose...
  • Page 119 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION Upper Boom Nose Sheaves To Main Hoist Bottom Boom Nose Sheaves Boom Nose Dead End Hookblock Sheaves EIGHT PARTS LINE Upper Boom Nose Sheaves To Main Hoist Bottom Boom Nose Sheaves Hookblock Hookblock Dead End Sheaves TEN PARTS LINE 5 SHEAVE HOOKBLOCK...

  • Page 120: Anti Two Block (A2B) Switch

    SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL ANTI TWO BLOCK (A2B) SWITCH If a hoist rope has been reeved and two A2B switches are installed, the unused A2B switch must be locked (disabled) to allow all crane operations. Lock CAUTION If the A2B switch is locked (disabled), the hook block could hit the main boom head or extension, resulting in damage to the hook block, main boom head or extension, and hoist rope.
  • Page 121 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION Machines with Main and Auxiliary Hoists Check Hoist limit switch warning light and acoustic alarm as follows: If the main boom extension or fly section is not used, then the Manually raise weight fitted on the A2B switch. As soon bridging plug must be plugged into the distributor socket on as weight is raised, the acoustic alarm should sound and the main boom and the lifting limit switch weight must be...

  • Page 122: Erecting And Stowing The Bi-Fold Boom Extension

    SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL ERECTING AND STOWING THE BI-FOLD BOOM EXTENSION DANGER Before attempting to erect or stow the boom extension; read and strictly adhere to all danger decals installed on the boom/boom nose, boom extension, and stowage brackets.
  • Page 123 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION 6056 FIGURE 4-12 Item Description Item Description Base To Fly Attachment Pins Mast Assembly Boom Extension Base Section Boom Nose To Boom Extension Attachment Anchor Fittings Boom Extension Fly Section Boom Nose To Boom Extension Attachment Fly Rear Stowage Bracket Pins Stinger Section Front Stowage Bracket...
  • Page 124 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL 6160 Item Description Boom Extension Base Section Adjusting Bolt Upper Hanger Main Hanger Lower Support Lock Hitch Pin DETAIL A 6058 Adapter Item Description Boom Extension Fly Section Adjusting Bolt Adjusting Bolts Front Mount Hanger DETAIL B 6058...
  • Page 125 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION Item Description Boom Extension Base Section Boom Extension Fly Section Shock Wear Pad and Shim Ramp Wear Pad and Shim DETAIL C Item Description Boom Extension Base Section Boom Extension Fly Section Fly Attachment Pin and Hitch Pin Adjusting Bolts Pin Stowage Lug Upper Support...
  • Page 126 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL Item Description Boom Extension Base Section Boom Extension Fly Section Fly Sheave Cable Retainer Pins Latch Hook Spring Latch Bar DETAIL E Item Description Boom Nose Upper Sheaves Mast Assembly Offset Links Offset Pivot Points Offset Link Pins Stowage Lugs Mast Assembly Pin...
  • Page 127 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION WORKING POSITION 5, 6 Item Description Pusher Bar Collar Clamp Adjustment Bar Push Bar Assembly 5, 6 Hitch Pin Clip Pin 6658-2 STOWED POSITION FIGURE 4-12 continued the push bar assembly out to the working position and secure it in place with the hitch pin and clip pin.
  • Page 128 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL DANGER Do not modify the attach points to permit the installation of the attach pins. 18. Install the attachment pin into the upper anchor and attachment fitting on the left side of the boom nose. Install retainer clip in attachment pin.

  • Page 129: Stowing The Swing-Away Boom Extension

    RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION Install the attachment pin into the anchor and attachment fittings on the left side of the base section. Lower the boom and remove the rope from the tip of the extension. NOTE: Refer to Setting the Folding Swingaway Offset, page 4-21 in to obtain a 25 or 45 degree offset with the swingaway.
  • Page 130 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL DANGER DANGER When stowing the extension fly, ensure that all personnel During disengagement of the stop block, extend the boom and equipment are kept clear of the swing path. only enough to free the block. Extending the boom too far will cause the base extension to slide off the guide ramps and allow the extension to swing.

  • Page 131: Setting The Folding Swingaway Offset

    RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION 23. Ensure the pin attaching the fly section to the boom base b. Remove the offset link clip pins and attach pins section stowage bracket (Figure 4-12), (Detail D) is in securing the offset links in the lesser degree offset place.
  • Page 132 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL 6055 FIGURE 4-20 Item Description Item Description Boom Nose Upper Sheaves Boom Nose Lower Sheaves Cable Roller Boom Extension Attachment Pins Insert Attachment Pins Bi-Fold Extension Attachment Pins Stowage Lugs Insert Attachment Pins Stowage Lugs Offset Link Pins 20 ft (6.1 m) Insert Zero Degree Offset Holes...

  • Page 133: Stowing

    RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION If extended, fully retract all the boom sections and lower and anchor fittings on both sides of the boom nose. the boom to minimum elevation to permit ease of Install the retainer clips. installation of pins and access to the boom nose. NOTE: The auxiliary boom nose (rooster sheave) does not CAUTION...

  • Page 134: Fixed Counterweight

    SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL FIXED COUNTERWEIGHT turn it so its roll pin disengages from the related catch on the counterweight. Description Lower counterweight enough clear superstructure. Remove the counterweight from the The fixed counterweight assembly (Figure 4-21) is pinned to crane and replace the retainer pins in mounting lugs.
  • Page 135 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION 7064-2 FIGURE 4-21 Item Description Item Description Fixed Counterweight Locknut Pin Assembly Capscrew Capscrew Flatwasher Counterweight Plate Locknut Flatwasher Turntable Grove 4-25 Published 4-09-2021, Control # 364-11...

  • Page 136: Removable Counterweight (Optional)

    SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL REMOVABLE COUNTERWEIGHT Using the counterweight removal control valve switches, slowly lower the counterweight onto the carrier stowage (OPTIONAL) area. Remove the attach pins from the counterweight lugs and cylinder ends. Raise the cylinders and stow the attach DANGER pins in cylinder and insert retainer clip pins.
  • Page 137 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION 6 (4 places) 6670 FIGURE 4-23 Item Description Valve Control Levers Removal Cylinders Cylinder Attach Pins Counterweight Attach Pins 6740 kg (14,860 lb) Counterweight Leveling Bolts Leveling Bolts (4 places) FIGURE 4-24 Counterweight Lifting Lugs (4 places) The crane is now ready for operation with the counterweight installed.
  • Page 138 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL THIS PAGE BLANK 4-28 Published 4-09-2021, Control # 364-11...

  • Page 139: General

    In areas of extreme can threaten the environment. conditions, the service periods and lubrication specifications Potentially harmful waste used in Manitowoc cranes includes should be altered to meet existing conditions. — but is not limited to — oil, fuel, grease, coolant, air...

  • Page 140: Standard Lubricants

    MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL Standard Lubricants CAUTION Standard lubricants are used on all Manitowoc cranes unless the crane is ordered with a cold weather package. These Possible Equipment Damage! standard lubricants are effective in ambient temperatures Chassis grease lubricants must not be applied with air down to -9°C (15°F).

  • Page 141: Arctic Lubricants And Conditions

    Down to -40°C (-40°F) Package bands. Therefore, always check with an authorized Grove distributor or Manitowoc Crane Care if in doubt of the • Coolant heater (to circulate warm coolant through suitability of a specific fluid or lubricant.
  • Page 142 MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL TABLE 5-2: Cold Weather Lubricants [Down to -29°C (-20°F)] Recommended Lubricant Lubricant/Fluid Grove Spec. Type Grade Classification Axle Gear Oil Petro-Canada Traxon E Syn- thetic CITGO, Syntetic Gear Lube Eaton, Roadranger EP 6829014058 75W-90 Mobil, Mobilube SCH Shell, Spirax S Sunoco Duragear EP...
  • Page 143 RT765E-2 OPERATOR MANUAL MAINTENANCE AND LUBRICATION TABLE 5-3: Cold Weather Lubricants [Down to -40°C (-40°F)] Recommended Lubricant Lubricant/Fluid Grove Spec. Type Grade Classification Axle Gear Oil Petro-Canada Traxon E Syn- thetic CITGO, Syntetic Gear Lube Eaton, Roadranger EP 6829014058 75W-90 Mobil, Mobilube SCH Shell, Spirax S Sunoco Duragear EP...

  • Page 144: Surface Protection For Cylinder Rods

    One ounce(28 grams) of EP-MPG protected using Boeshield® T-9 Premium Metal Protectant. equals one pump on a standard one pound (0.45 kg) grease Manitowoc Crane Care has Boeshield® T-9 Premium Metal gun. Protectant available in 12 oz. aerosol cans by ordering part Over lubrication on non-sealed fittings will not harm the number 9999101803 through the Parts Department.

  • Page 145: Cranelube

    Manitowoc highly recommends the use of CraneLUBE l u b r i c a n t s t o i n c r e a s e yo u r c r a n e ’ s r e l i a b i l i t y a n d Safety performance.

  • Page 146: Steering And Suspension

    MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL Steering and Suspension Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity EP-MPG Extreme Until Steer Cylinder Pressure Figure 5-1 grease 500 hours or 3 months 8 grease fittings Pivot Pins Multipurpose extrudes Grease...
  • Page 147 RT765E-2 OPERATOR MANUAL MAINTENANCE AND LUBRICATION 7114-17 7114-20 7671-1 7114-10 FIGURE 5-1 Grove Published 4-09-2021, Control # 364-11...

  • Page 148: Axles

    MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Axles • Check level every GL-5 500 hours or 3 Extended Fill to bottom of hole months 48 pt Differentials Figure 5-2 Service Interval in housing on the (22.7 l)
  • Page 149 RT765E-2 OPERATOR MANUAL MAINTENANCE AND LUBRICATION 7671-1 7114-17 7114-9 FIGURE 5-2 Grove 5-11 Published 4-09-2021, Control # 364-11...

  • Page 150: Drive Train

    MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Drive Train EO-15W/40 • Through fill cap to Engine Oil • Check level every 10 FULL mark on a. Engine SAE 15W-40 hours or daily dipstick 20 qt...
  • Page 151 RT765E-2 OPERATOR MANUAL MAINTENANCE AND LUBRICATION 7649-27 7649-26 7114-23 Other Side 7671-1 Other Side 7114-10 7649-25 7795 Fill Location FIGURE 5-3 Grove 5-13 Published 4-09-2021, Control # 364-11...

  • Page 152: Drive Train (Continued)

    MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Drive Train (continued) • Replace primary filter element when indicator shows red (25 in of H Air Cleaner Replace secondary Filters filter every third time Right hand side of Figure 5-4 primary filter is...
  • Page 153 RT765E-2 OPERATOR MANUAL MAINTENANCE AND LUBRICATION 7649-15 7114-11 Other Side 7649-18 7114-10 7649-28 7795 FIGURE 5-4 Grove 5-15 Published 4-09-2021, Control # 364-11...

  • Page 154: Turntable

    MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Turntable • Check and fill every AGMA No. 4 50 hours Extreme Turntable Gear 5.25 qt Fill to max level on • Drain and fill after Figure 5-5 Pressure Gear (4.9 l)
  • Page 155 RT765E-2 OPERATOR MANUAL MAINTENANCE AND LUBRICATION 7114-25 7114-24 7671-2 7649-21 FIGURE 5-5 Grove 5-17 Published 4-09-2021, Control # 364-11...

  • Page 156: Outriggers

    MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Outriggers EP-MPG Extreme Brush lubricant on Pressure Outrigger Beams Figure 5-6 50 hours or 1 week bottom of outrigger Multipurpose beams Grease 6829003477 Brush lubricant on EP-MPG...
  • Page 157 RT765E-2 OPERATOR MANUAL MAINTENANCE AND LUBRICATION 7671-1 Grove 5-19 Published 4-09-2021, Control # 364-11...

  • Page 158: Boom

    MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Boom Until Upper Lift Figure 5-7 greases 500 hours or 3 months 2 grease fittings Cylinder Pin extrudes Until Lower Lift Figure 5-7 greases 500 hours or 3 months 2 grease fittings...
  • Page 159 RT765E-2 OPERATOR MANUAL MAINTENANCE AND LUBRICATION 7114-25 7114-16 7114-32 7649-18 7114-36 FIGURE 5-7 Grove 5-21 Published 4-09-2021, Control # 364-11...

  • Page 160: Boom (Continued)

    MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Boom (continued) EP-MPG Thoroughly Brush grease on the Extreme coat all outside of sections Boom Section Pressure Figure 5-8 areas the 50 hours or 1 week 1, 2, &...
  • Page 161 RT765E-2 OPERATOR MANUAL MAINTENANCE AND LUBRICATION 7114-27 7114-15 Other Side 7469-19 7649-17 7114-36 FIGURE 5-8 Grove 5-23 Published 4-09-2021, Control # 364-11...
  • Page 162 MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Boom (continued) Until EP-MPG Mast Sheave Figure 5-9 grease 500 hours or 12 months 1 grease fitting Extreme extrudes Pressure Multipurpose Until Grease Overhaul Ball Figure 5-9...
  • Page 163 RT765E-2 OPERATOR MANUAL MAINTENANCE AND LUBRICATION 7114-30 7469-19 7115-33 FIGURE 5-9 Grove 5-25 Published 4-09-2021, Control # 364-11...

  • Page 164: Hoist

    MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL Lube Point Approved Lube Item Figure No. Lube Interval Application Description Lubricant Capacity Hoist • Check and fill every AGMA 50 hours or weekly Extreme Oil must be visible in 15.5 qt Main Hoist Figure 5-10 Pressure Gear the sight glass (see...
  • Page 165 RT765E-2 OPERATOR MANUAL MAINTENANCE AND LUBRICATION 7114-7 7649-19 FIGURE 5-10 Grove 5-27 Published 4-09-2021, Control # 364-11...

  • Page 166: Hydraulic

    MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL Lube Point Approved Lube Item Figure No. Lube Interval Application Description Lubricant Capacity Hydraulic • Use sight gauge on side of tank, with boom down HYDO and all outrigger 150 gal Check fluid level every Hydraulic Tank Figure 5-11 Hydraulic Oil...
  • Page 167 RT765E-2 OPERATOR MANUAL MAINTENANCE AND LUBRICATION 7649-19 7649-22 FIGURE 5-11 Grove 5-29 Published 4-09-2021, Control # 364-11...
  • Page 168 MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL FIGURE 5-12 5-30 Published 4-09-2021, Control # 364-11...

  • Page 169: Carwell® Rust Inhibitor

    While the surfaces of the crane that are easily seen have the biggest impact on the appearance of the crane, particular Manitowoc Crane Group's cranes are manufactured to high attention should be given to the undercarriage of the crane to quality standards, including the type of paint finish minimize the harmful effects of corrosion.

  • Page 170: Inspection And Repair

    • and allow to dry thoroughly. Please contact Manitowoc Crane Care should you have any • Prepare the surface prior to applying the finish coat of questions. paint.
  • Page 171 RT765E-2 OPERATOR MANUAL MAINTENANCE AND LUBRICATION • Frame application areas are; hose ends and fittings, all • Boom applications areas are; pivot pins, hose end and unpainted fasteners and hardware, all bare metal fittings, jib pins and shafts, all bare metal surfaces, surfaces, outrigger pads, and back up alarm hardware.
  • Page 172 MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL 7650-76 Figure 5-14 5-34 Published 4-09-2021, Control # 364-11...
  • Page 173 RT765E-2 OPERATOR MANUAL MAINTENANCE AND LUBRICATION Item Description O/R Pins, Clips Item Description O/R Beam Wear Pad Adjustment Hardware Pivot Shaft Entire underside of unit Boom Extension Pins, Clips Powertrain Hardware Inside Compartment Boom Nose Pins, Clips Valve Bank Hook Block/Headache Ball Hoist Hose Connections Boom Extension Hanger Hardware Tension Spring...
  • Page 174 MAINTENANCE AND LUBRICATION RT765E-2 OPERATOR MANUAL THIS PAGE BLANK 5-36 Published 4-09-2021, Control # 364-11...
  • Page 175 RT765E-2 OPERATOR MANUAL ALPHABETICAL INDEX Access Platform Hand Rail ..........2-43 Accessing the Hoist area (Fixed counterweight units only) .
  • Page 176 RT765E-2 OPERATOR MANUAL THIS PAGE BLANK...

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